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Principal Research Engineer, Post-Training

Character.AI

Staff+Redwood City, CA

Drive the future of AI-driven entertainment!

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About Character.AI

Character.AI empowers people to connect, learn and tell stories through interactive entertainment.

What you'd do

Define and drive the technical roadmap
Mentor researchers and engineers
Lead development of alignment algorithms
Architect scalable data pipelines for training datasets

What they're looking for

PhD in Computer Science or related field
Significant experience in machine learning or AI research
Deep understanding of modern ML techniques
Strong software engineering skills